Sensors problems

Sensors: Electrical device that measures the different performance parameters of the car.
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Sensor de oxigeno

Mazda Mazda3 2010  273000 miles
Check engine prendido por sensor de oxígeno
Luis from other a year ago  
LU
8 reports 
JohnV from United States 5 months ago
When the car is driven too many months city-only (no highway), the check engine light comes on, and connecting a computerized reader reports the problem as O2 sensor. I have been able to fix it with some fuel cleaner plus driving it hard on the highway (heavy acceleration).
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Sensores de proximidad

Mazda Mazda3 2017 Hatchback 55000 miles
El sistema de sensores de proximidad se apagan después de un tiempo de uso y solo se vuelven activar hasta apagar el carro y se enciende de nuevo
GeorgeL from Guatemala 13 days ago  
GE

OBD II says Bank I sensor I code P2251

Mazda Mazda3 2009 Manual 2.3l 200000 miles
Jerking hard when taking off
Tlorear68 from United States 20 days ago  
TL

Front rader sensor problem

Mazda Mazda3 2024 Front rader sensor 2125 miles
My problem is that the front radar doesn't work and I don't know what to do
Hersh yasin ahmad karim from United States 2 years ago  
HE
2 reports 

wiper sensors

Mazda Mazda3 2024 2.5P 60 miles
hello guys, my automatic wipers dont work idk if the sensor is not working or its the fuse box how can i fix it
kamo from other 2 years ago  
KA
8 reports 

Engine revs SolvedSolved

Mazda Mazda3 2013 2.5 sedan 100000 miles
Changed the neutral safety switch and now rpms are always high and manual shifting no longer works.
RobT from Canada a year ago  
RO
Rank 5
1 report 
Solved
Best answer (according to RobT)
RobT from Canada a year ago
I pulled the two 15 Amp fuses and the computer reset itself.
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Ideling irregular

Mazda Mazda3 2009 Hatchback  288026 miles
I have a 2009 Mazda 3 1.6 sport dynamic hatchback the Z6 motor and since last year when I did the clutch my Ideling is not the same anymore. When I'm driving and stop at a stop street sign or a robot the ideling is above 1000rpms some times it goes up and down then when I press the aircon switch then the rpms come down to below 1000rpms and due to that my car is heavy on fuel. I did replace the throttle body position control sensor as a mechanic told me that's the throttle body position control sensor that's gone. Does anyone have advice for me on this problem. I don't have a photo right now. The milage on my vehicle is 288206km
Jakes from South Africa 3 years ago  
JA
4 reports 
Richard from other 2 years ago
Same issue
Have you found a solution that can help
Aboo from other 2 years ago
Check for air leaks in the air intake system
Check iddle valve
Check MAF sensor
Jamie from other 2 years ago
Might be totally unrelated but a stuck EGR valve was causing idle issues on my Mazda 3. Also caused rough start, long cranking.
Jakes from South Africa 2 years ago
Not yet I'm thinking of taking it to the dealership so they can put it on their diagnostic system to see what's wrong
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Engine light on

Mazda Mazda3 2008  2000000 miles
Already changed knock sensor after diagnosed, after driving for 3 days engine light is on again, so the programmer told me to go to an electrician, but no electrician has been able to solve the probs, only one told be its a prob with the box of fuse but not a major prob. And sometimes when i put my car on, the lights gets on by itself and gets off after 5 to 10 secs. The car has 200,000km as mileage
Amrish from other a year ago  
AM
3 reports 
Pantelis from other 10 months ago
Το χειμώνα ανάβει το λαμπάκι του κινητήρα το καλοκαίρι καθόλου. Ο μάστορας είπε είναι από τον αισθητήρα ψεκασμού. Δεν τον άλλαξα ακόμη. Το λαμπάκι επιμένει.
cccqi from United States 9 months ago
故障灯亮起,读取后显示1爆震传感器输出电位信号为高压,请问一下更换爆震传感器后可以解决问题吗
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Cranks but no spark

Mazda Mazda3 2007 Sedan z6 engine 350000 miles
When i start my car it cranks but doesn't spark,when i removed my coils to see if the is a spark it only spark once,i tried changing the crank sensor but still no spark, i checked all my fuse all of them are working but still have no spark, so i was hoping to get advice from you coz i seriously need help all the mechanics are failing to find the issue about my car
Jimmy from South Africa 2 years ago  
JI
9 reports 
Ugurr from other 2 years ago
. . . Bizdede aynı sorun var cevap veren olmamış size ama siteyle ilgilenen kimse yok mu ?
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Tempercher maf -8

Mazda Mazda3 2007 2000 279999 miles
Charagh chak mashin mozda roshen misheh ve diyag zadam vadar parametr giri damaye npavaye verodi 8- neshoon mideh irad az chieh
iraj from Iran 7 days ago  
IR

Cooling fan

Mazda Mazda3 2009 3 i 2.0 250000 miles
Recently replaced the cooling fan it worked for a month then stopped. I replaced the fan, the fuse and the temp sensor. Fan still wont turn on. What's my next move?
JustBec from United States 3 months ago  
JU
1 report 

Car doesn't start but cranks

Mazda Mazda3 2003 Dy5w-201955  130000 miles
The car cranks but doesn't start...i changed the crankshaft sensor and still the same...the coils doesn't spark at all
Mistaken from Kenya 4 months ago  
MI

Transmission not shifting correctly after engin repla ement

Mazda Mazda3 2007 Transmission  165119 miles
Transmission is not shifting correctly after the engine rebuild. Mechanic saidit could be a sensor
Dcline from United States a year ago  
DC
4 reports 

Höheren Kraftstoffverbrauch

Mazda Mazda3 2009 Fließheck 87000 miles
Habe letztes Jahr meinen Klopfsensor an meinen Auto reparieren lassen. Seit dem verbraucht er mehr Kraftstoff. Was könnte dir Ursache sein?
Gerd from other a year ago  
GE
1 report 
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